← Back to summary See all parameters SYNDICAT VIEUX ALOS · Vieux
SMAEP DU GAILLACOIS
Water safety Water safety Parameter Unfiltered tap water Allowed range Filtered Free Chlorinemg CL2/l 0.18 ● (Near the limit) 0.2 – 1 0.004 ▲ Total Chlorinemg CL2/l 0.21 No limit 0.042
General General Parameter Unfiltered tap water Allowed range Filtered TemperatureC 26.6 No limit 26.6 Hardnessmg CaCO3/l 173 80 – 459 173 Hardness fF 17.3 No limit 17.3 pH 8.07 6.5 – 9.5 8.07 TurbidityNTU 0.13 ≤ 4 0.013 ColorColor Units 5 ≤ 15 5 ConductivityμS / cm 387 ≤ 2,500 387 TDSmg/l 247.7estimated 0 – 1,199 247.7 Alkalinitymg CaCO3/l 165.5 No limit 165.5
Pathogens Pathogens Parameter Unfiltered tap water Allowed range Filtered ClostridiumUFC/100ml 0 ≤ 0 0 eColiUFC/100ml 0 ≤ 0 0 BacteriasNMP/100ml 0 ≤ 0 0 EnterococcusUFC/100ml 0 ≤ 0 0
Chemical parameters Chemical parameters Parameter Unfiltered tap water Allowed range Filtered Mercuryμg Hg/l Not reported ≤ 1 — Nitritesmg NO2/l 0.01 ≤ 0.5 0.004 Nitratesmg NO3/l 2.1 ≤ 50 0.63
Minerals Minerals Parameter Unfiltered tap water Allowed range Filtered Magnesiummg/l 16.7 No limit 16.7 Calciummg/l 41.7 No limit 41.7 Chloridemg/l 12.6 ≤ 250 12.6
Metals Metals Parameter Unfiltered tap water Allowed range Filtered Antimonyμg/l 1Sampled May 2025 ≤ 5 1 Arsenicμg/l Not reported ≤ 10 — Cadmiumμg/l 1Sampled May 2025 ≤ 5 1 Chromiumμg/l 5Sampled May 2025 ≤ 50 5 Copperμg/l 10Sampled May 2025 ≤ 2,000 0.5 Ironμg/l 10Sampled May 2025 ≤ 200 10 Leadμg/l 2Sampled May 2025 ≤ 10 0.1 Nickelμg/l 5Sampled May 2025 ≤ 20 5
Chlorine by-products Chlorine by-products Parameter Unfiltered tap water Allowed range Filtered Total Trihalomethanesμg/l 24.3Sampled May 2025 ≤ 100 1.21
Perfluorinated chemicals Perfluorinated chemicals Parameter Unfiltered tap water Allowed range Filtered Total PFASug/L Not reported ≤ 0.1 — PFAS 4ng/l Not reported No limit — PFAS 21ng/l Not reported No limit —
Other Other Parameter Unfiltered tap water Allowed range Filtered Ammoniamg/l 0.01 No limit 0.003 Sulfatemg/l 28.5 No limit 28.5
Data from the French health inspection of drinking water (Ministry of Health, regional health agencies), per distribution unit. Quality ranges are based on WHO guidelines, EU Directive 2020/2184 and the French public health code.
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Data from the French health inspection of drinking water (Ministry of Health, regional health agencies), per distribution unit. Quality ranges are based on WHO guidelines, EU Directive 2020/2184 and the French public health code.
